Doc White / Sea Otter, (Enhydra lutris), young male, Elkhorn Slough, California, USA. January

Sebastian Kennerknecht / Harbor Seal (Phoca vitulina) pup, Elkhorn Slough, Monterey Bay, California

Sebastian Kennerknecht / Harbor Seal (Phoca vitulina) pup, Elkhorn Slough, Monterey Bay, California

Sebastian Kennerknecht / Sea Otter (Enhydra lutris), Elkhorn Slough, Monterey Bay, California

Suzi Eszterhas / Harbor Seal (Phoca vitulina) pup in shallows, Elkhorn Slough, California

Kim Taylor / Slow-worm {Anguis fragilis} cast skin. UK.

Jim Brandenburg / Black Tern (Chlidonias niger) flying over prairie slough, North Dakota

Doc White / Great Blue Heron, (Ardea herodias), Elkhorn Slough, California, USA, January

Doc White / Sea Otter, (Enhydra lutris), young male, Elkhorn Slough, California, USA. January

Doc White / Sea Otter, Enhydra lutris, young male feeding, Elkhorn Slough, California, USA

Suzi Eszterhas / Forster's tern (Sterna forsteri) perched on post. Elkhorn Slough, Monterey Bay, California, USA. February.

Lynn M. Stone / Red mangrove (Rhizophora mangle) trees in fruit beside saltwater slough, Tampa Bay, Pinellas County, Florida, USA. July